共 8 条
[1]
AHMED T, 1981, RURAL PEDIATRICS DEV, P1
[2]
JELLIFE DB, 1974, CHILD HLTH TROPICS
[3]
MCLAREN DS, 1972, NUTRITION ITS DISORD
[4]
WARNER KS, 1978, GEOGRAPHIC MED PRACT
[5]
Wilcocks C., 1972, MANSONS TROPICAL DIS
[6]
1983, WORLD ALMANAC BOOK F
[7]
1981, CANADA YB 1980 1981
[8]
1980, ENCY BRITTANICA, V2, P687